NCB International Seminar on Pragmatic Strategies for Productivity and Modernisation ( Ist : Jan 6-9, 1987: New Delhi ) creator National Council for Cement and Building Materials, New Delhi text xu| New Delhi National Council for Cement and Building Materials 1987 monographic ng 4v. Organised by National Council for Cement and Building Materials, New Delhi Building materials industry - India Building materials - India Cement plants - Equipment and supplies Cement industries - India T2x54 N213 180718